[Hiring] z/OS Systems Administrator @DMS Vision

Role Description

We are actively hiring an experienced z/OS Systems Administrator for a 100% Remote, 12+ month contract. If you have strong IBM Mainframe infrastructure experience and expertise in hardware configuration and I/O management, we'd love to hear from you!

Key Responsibilities:

• Administer and support IBM z/OS mainframe environments.
• Manage mainframe hardware configurations using Hardware Configuration Definition (HCD).
• Build, maintain, and validate IOCDS (I/O Configuration Data Sets).
• Configure and support FICON switches and storage connectivity.
• Perform hardware planning, configuration changes, and system upgrades.
• Troubleshoot hardware, I/O, and system configuration issues.
• Coordinate with infrastructure, storage, and network teams to ensure high availability and performance.
• Maintain system documentation and follow enterprise change management processes.

Qualifications

• Strong experience as a z/OS Systems Administrator or Mainframe System Programmer.
• Hands-on expertise with HCD (Hardware Configuration Definition).
• Experience building and maintaining IOCDS.
• Strong knowledge of FICON switches and IBM Z hardware configuration.
• Experience supporting enterprise production mainframe environments.
• Excellent troubleshooting, analytical, and problem-solving skills.

Requirements

• Experience with IBM Z enterprise systems.
• Knowledge of disaster recovery and capacity planning.
• Familiarity with enterprise change management and infrastructure best practices.

Company Description